import { TypeRegistry } from "https://dotland.deno.dev/x/polkadot@0.2.45/types/bundle.ts";
Parameters
optional
userExtensions: ExtDefx/polkadot/types/bundle.ts>TypeRegistry#setSignedExtensions
import { TypeRegistry } from "https://dotland.deno.dev/x/polkadot@0.2.45/types/bundle.ts";